Twin Lakes is an unincorporated community and census-designated place (CDP) in Twin Lakes and Sherman townships in Calhoun County, Iowa, United States.

U.S. Route 20 runs just south of the southern edge of the CDP, leading east 26 miles (42 km) to Fort Dodge and west 90 miles (140 km) to Sioux City.

Rockwell City, the Calhoun County seat, is 6 miles (10 km) to the south.

There were 345 housing units at an average density of 261.0 per square mile (100.8/km2).

https://twinlakesiowa.com/ This article about the geography of Calhoun County, Iowa is a stub.